(n.) Amber; also, the alloy of gold and silver, called electrum.
Example Sentences:
(1) In addition, DDT blocked succinate dehydrogenase and the cytochrome b-c span of the electron transport chain, which also secondarily reduced ATP synthesis.
(2) Morphological alterations in the lungs of pheasants after prolonged high-dosage administration of bleomycin sulfate were studied by light and electron microscopy.
(3) It has been shown by LM and transmission electron microscopy that cells with blebs are viable and capable of mitotic activity.
(4) Serially sectioned rabbit foliate taste buds were examined with high voltage electron microscopy (HVEM) and computer-assisted, three-dimensional reconstruction.
(5) Electron spin resonance studies indicate the formation of two vanadyl complexes that are 1:1 in vanadyl and deferoxamine, but have two or three bound hydroxamate groups.
(6) Maximal covalent binding of [4,5-14C]ronidazole to DNA also required four-electron reduction, consistent with previous studies of the covalent binding of this agent to immobilized sulfhydryl groups [Kedderis et al.
(7) This is due to changes with energy in the relative backscattered electron fluence between chamber support and phantom materials.
(8) Ferrocene derivatives, in general, show a degree of versatility, coupling the electron-transfer reactions of many enzymes.
(9) Transmission electron microscopy demonstrated that these blebs were devoid of organelles and microvilli; scanning electron microscopy revealed that the blebs were highly wrinkled and more numerous than were the projections observed in tissue from animals treated with testosterone alone, or in tissue from unoperated controls.
(10) Immunogold electron microscopy demonstrated that outer dense fibres were the predominant immunoreactive site.
(11) Electron self-exchange has been measured by an NMR technique for horse-heart myoglobin.
(12) Using serial section electron microscopic reconstructions as a reference, we have chosen as our standard procedure a method that maximizes both the preservation of the cytoskeleton and the proportion of cells staining, while minimizing the degree of nonspecific staining.
(13) Histological and electron-microscopic study of the lungs of 15 patients who had been treated with bleomycin for advanced squamous cell carcinoma demonstrated marked histological changes in nine.
(14) Adenomata taken from 25 patients with primary aldosteronism were observed by electron microscopy.
(15) Digestion of cytoplasmic components of horny cells was observed by electron microscopy, but both cell membranes and desmosomes remained intact.
(16) The amount of intracellular, iodophilic, glycogen-like polysaccharide (IPS) present in cells of two strains of Streptococcus mutans at various stages of growth in a chemically defined medium was determined by quantitative electron microscopy.
(17) Electron microscopic immunohistochemistry revealed histamine-immunostaining in granules in a small number of nerve fibers and varicosities.
(18) Electron microscopic observations of the masseter nerve in the aged cats revealed a disruption of the myelin sheaths and a pronounced increase in collagen fibers in the endoneurium and perineurium.
(19) Dose distributions were evaluated under thin sheet lead used as surface bolus for 4- and 10-MV photons and 6- and 9-MeV electrons using a parallel-plate ion chamber and film.
(20) Widely varying numbers of endocrine cells were identified in 12 out of 64 cases of uterine cancer in the course of histochemical and electron microscopic examination.
Oxidation
Definition:
(n.) The act or process of oxidizing, or the state or result of being oxidized.
Example Sentences:
(1) Compound Z has the properties expected of an oxidized MPT precursor.
(2) PMNs could be primed for PMA-triggered oxidative burst by muramyl peptide molecules (MDP) and two of its adjuvant active nonpyrogenic derivatives.
(3) Arterial oxyhaemoglobin saturation (SaO2) was monitored continuously during normal labour in 33 healthy parturients receiving pethidine and nitrous oxide for analgesia.
(4) The stopped-flow technique was used to measure the rate constants for the reactions between the oxidized forms of peroxidase with luminol and the following substrates: p-iodophenol, p-bromophenol, p-clorophenol, o-iodophenol, m-iodophenol, luciferin, and 2-iodo-6-hydroxybenzothiazole.
(5) The results show that in TMO-treated animals the time to the onset of convulsions, the time to the onset of NADH oxidation-reduction cycles, and the survival time were significantly longer than in the control group.
(6) Nitrous oxide, 60% (P less than 0.025) and 80% (P less than 0.02), caused significant increases in release of beta-endorphin.
(7) Uptake could be supported either by substrate oxidation or by adenosine 5'-triphosphate (ATP), and was inhibited in the former case by antimycin or cyanide, in the latter case by oligomycin, and in both cases by 2,4-dinitrophenol.
(8) Peripheral blood monocytes undergo an oxidative burst similar to that seen in neutrophils.
(9) Direct limiting effects of hypothermia on tissue O2 delivery and muscle oxidative metabolism as well as vasoconstriction and arteriovenous shunting associated with CPB procedures are likely to be involved in the above mentioned alterations of cell metabolism.
(10) EDRF is even more labile than prostacyclin, with a half-life of about 6 seconds, and it has recently been identified as nitric oxide.
(11) Both SAA and non-SAA enhanced ammonium excretion but only non-SAA enhanced organic anion excretion, an indicator of incomplete oxidation of organic acids.
(12) Despite the nearly anaerobic state of the ascites tumor fluid in vivo, cancer cells suspended in this fluid oxidized FFA at least as fast as they do in vitro under aerobic conditions.
(13) Steroid-treated steers showed a slight decline in synthesis which was significant (P less than 0.05) at week +5 post-implant while amino acid oxidation was significantly lower at weeks +2 (P less than 0.01) and +5 (P less than 0.05) compared with control animals.
(14) In the present work, we measured the inactivation of methionine synthase and the concurrent homocysteine export rate of two murine and four human cell lines during nitrous oxide exposure.
(15) These series were prepared by oxidation of the new hydroquinone precursors.
(16) Rhesus monkey BAT mitochondria (BATM) possess an uncoupling protein that is characteristic of BAT as evidenced by the binding of [3H]GDP, the inhibition by GDP of the high Cl- permeability or rapid alpha-glycerol-3-phosphate oxidation.
(17) Anaesthesia was achieved by a mixture of oxygen, nitrous oxide and fluothane without use of muscle relaxants.
(18) Endothelium-dependent relaxations to acetylcholine and endothelium-independent relaxations to nitric oxide were observed in rings from both strains during contraction with endothelin.
(19) Rapid reaction studies show the formation of an intermediate which is common to both the oxidation and inactivation pathways.
(20) During the carcinogens metabolism compounds are assumed to be formed, those are able to affect oxidative phosphorylation without forming any stable link with the respiratory chain components.